This week's book giveaway is in the OCPJP forum. We're giving away four copies of OCA/OCP Java SE 7 Programmer I & II Study Guide and have Kathy Sierra & Bert Bates on-line! See this thread for details.
class files have to go under the WEB-INF/classes directory of your web application. (Assuming your servlet engine is API 2.2 - before that it was up to the vendor) You have to build the complete set of directories to represent the package. Download the Servlet API from the Sun web site for lots of these little details. Bill